vant/docs/markdown/en-US/coupon.md

Coupon

Install

import { CouponCell, CouponList } from 'vant';

Vue.use(CouponCell).use(CouponList);

Usage

Basic Usage

<!-- Coupon Cell -->
<van-coupon-cell
  :coupons="coupons"
  :chosen-coupon="chosenCoupon"
  @click="showList = true"
/>

<!-- Coupon List -->
<van-popup v-model="showList" position="bottom">
  <van-coupon-list
    :coupons="coupons"
    :chosen-coupon="chosenCoupon"
    :disabled-coupons="disabledCoupons"
    @change="onChange"
    @exchange="onExchange"
  />
</van-popup>

const coupon = {
  available: 1,
  discount: 0,
  denominations: 150,
  origin_condition: 0,
  reason: '',
  value: 150,
  name: 'Coupon name',
  start_at: 1489104000,
  end_at: 1514592000
};

export default {
  data() {
    return {
      chosenCoupon: -1,
      coupons: [coupon],
      disabledCoupons: [coupon]
    }
  },

  methods: {
    onChange(index) {
      this.showList = false;
      this.chosenCoupon = index;
    },
    onExchange(code) {
      this.coupons.push(coupon);
    }
  }
}

CouponCell API

Attribute	Description	Type	Default	Accepted Values
title	Cell title	String	Coupon	-
chosen-coupon	Index of chosen coupon	Number	-1	-
coupons	Coupon list	Array	[]	-
editable	Cell editable	Boolean	true	-

CouponList API

Attribute	Description	Type	Default	Accepted Values
v-model	Current exchange code	String	-	-
chosen-coupon	Index of chosen coupon	Number	-1	-
coupons	Coupon list	Array	[]	-
disabled-coupons	Disabled voupon list	Array	[]	-
exchange-button-text	Exchange button text	String	Exchange	-
exchange-button-loading	Whether to show loading in exchange button	Boolean	false	-
exchange-button-disabled	Whether to disable exchange button	Boolean	false	-
exchange-min-length	Min length to enable exchange button	Number	1	-
displayed-coupon-index	Index of displayed coupon	Number	-	-
close-button-text	Close button text	String	Close	-
disabled-list-title	Disabled list title	String	Unavailable	-
input-placeholder	Input placeholder	String	Coupon code	-

CouponList Event

Event	Description	Arguments
change	Triggered when change chosen coupon	index: index of chosen coupon
exchange	Triggered when exchange coupon	code: exchange code

Coupon Item Data Structure

key	Description	Type
id	Id	String
name	Name	String
discount	Discount	Number
denominations	Denominations	Number
origin_condition	Condition	Number
start_at	Start time (Timestmap, unit second)	Number
end_at	End time (Timestmap, unit second)	Number
reason	Unavailable reason	String
value	Value	Number